Foldable knife



FIG. 1 is a perspective view of a foldable knife showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a perspective view of the foldable knife when the blade thereof is received in the handle portion.

FIG. 8 is a front elevational view of the foldable knife when the blade thereof is received in the handle portion; and,

FIG. 9 is a rear elevational view of the foldable knife when the blade thereof is received in the handle portion.

The broken lines depict portions of the foldable knife in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a foldable knife, as shown and described. 